package de.slothsoft.wasbinich.android;

import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.NavUtils;
import android.support.v7.app.ActionBarActivity;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.Window;
import de.slothsoft.wasbinich.android.util.SvgUtil;

/**
 * An activity representing a single Picture detail screen. This activity is
 * only used on handset devices. On tablet-size devices, item details are
 * presented side-by-side with a list of items in a {@link PictureListActivity}.
 * <p>
 * This activity is mostly just a 'shell' activity containing nothing more than
 * a {@link PictureDetailFragment}.
 */
public class PictureDetailActivity extends ActionBarActivity {

    private PictureDetailFragment fragment;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);
	requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
	setContentView(R.layout.activity_picture_detail);

	// savedInstanceState is non-null when there is fragment state
	// saved from previous configurations of this activity
	// (e.g. when rotating the screen from portrait to landscape).
	// In this case, the fragment will automatically be re-added
	// to its container so we don't need to manually add it.
	// For more information, see the Fragments API guide at:
	//
	// http://developer.android.com/guide/components/fragments.html
	//

	if (savedInstanceState == null) {
	    // Create the detail fragment and add it to the activity
	    // using a fragment transaction.
	    Bundle arguments = (Bundle) getIntent().getExtras().clone();
	    this.fragment = new PictureDetailFragment();
	    this.fragment.setArguments(arguments);
	    getSupportFragmentManager().beginTransaction().add(R.id.layout, this.fragment).commit();
	}
    }

    @Override
    public void onWindowFocusChanged(boolean hasFocus) {
	super.onWindowFocusChanged(hasFocus);
	View view = (View) findViewById(R.id.layout).getParent();
	SvgUtil.setSvgToBackground(this, view, R.raw.background);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
	switch (item.getItemId()) {
	case android.R.id.home:
	    // This ID represents the Home or Up button. In the case of this
	    // activity, the Up button is shown. Use NavUtils to allow users
	    // to navigate up one level in the application structure. For
	    // more details, see the Navigation pattern on Android Design:
	    //
	    // http://developer.android.com/design/patterns/navigation.html#up-vs-back
	    //
	    NavUtils.navigateUpTo(this, new Intent(this, PictureListActivity.class));
	    return true;
	}
	if (this.fragment != null)
	    return this.fragment.onOptionsItemSelected(item);
	return super.onOptionsItemSelected(item);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
	getMenuInflater().inflate(R.menu.picture_detail_menu, menu);
	return true;
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent imageReturnedIntent) {
	super.onActivityResult(requestCode, resultCode, imageReturnedIntent);
	if (this.fragment != null) {
	    this.fragment.onActivityResult(requestCode, resultCode, imageReturnedIntent);
	}
    }

    @Override
    public void onBackPressed() {
	NavUtils.navigateUpFromSameTask(this);
    }
}
